Senior AI Security Engineer: Agentic Platform Defense

EY is seeking an AI Security Engineer to own the security posture of EY's Agentic AI platform end-to-end. You will shape threat models, implement secure-by-default controls, and lead red teaming against novel AI-driven threats. You will drive supply-chain integrity, policy-as-code, and tenant isolation across cloud-native constructs while engaging clients and regulators with auditable evidence.